Availability
Differential Carrier Rebuild Kits and Spider Gears, Chrysler 9.25 in. ZF, Side Gears, 31-spline, Rear Axle Location, Dodge, Ram, Kit
Part Number: SPZ-39034
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
USA Standard Master Overhaul kit Chrysler, Dodge, 9.25 in., Rear, Kit
Part Number: SPZ-37079
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Ring and Pinion Gears, 3.73:1 Ratio, 30-spline, Standard Rotation, Chrysler 11.5 in., GM 11.5 in., Set
Part Number: SPZ-36282
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Spartan Differential Locker, Chrysler 8.25 in., 29-spline Axle, Chrysler, Dodge, Jeep, Plymouth, Each
Part Number: SPZ-17038
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
USA Standard Master Overhaul kit Chrysler, 9.25 in. ZF, Kit
Part Number: SPZ-37116
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Ring and Pinion Gears, 4.56:1 Ratio, 30-spline, Standard Rotation, Chrysler 11.5 in., GM 11.5 in., Set
Part Number: SPZ-36162
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Ring and Pinion Gears, 4.88:1 Ratio, 10-bolt, 27-spline, Standard Gear Rotation, Chrysler, 8.25 in., Set
Part Number: SPZ-36268
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Ring and Pinion Gears,USA Standard 11.5" AAM, 3.73 Ratio Rear Ring & Pinion GearInstall Kit 4.375" OD Inner Pinion Bearing
Part Number: SPZ-10825
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Ring and Pinion Gears, 3.73:1 Ratio, 30-spline, Reverse Rotation, Chrysler 9.25 in., Dodge, Ram, Front, Set
Part Number: SPZ-36371
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Ring and Pinion Gears, 4.11:1 Ratio, 29-spline, Reverse Rotation, Chrysler 9.25 in., Dodge, Ram, Front, Set
Part Number: SPZ-36312
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Differential Rebuild Kits, USA Standard Master Overhaul kit for '14 & up Ram 2500 11.5
Part Number: SPZ-37124
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
USA Standard Master Overhaul kit for '14 & up AAM 11.5" & 11.8
Part Number: SPZ-37150
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Axle 9.25" ZF CHY REAR, '12-'17 RAM 1500, LH, 34.35" LONG, 31spl, 5 LUG, 1.705" BRG, 14mm STUDS
Part Number: SPZ-12196
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Ring and Pinion Gears, 4.56:1 Ratio, 27-spline, Standard Ring Gear Rotation, Chrysler 8.25 in., Set
Part Number: SPZ-36012
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Ring and Pinion Gears, 3.90:1 Ratio, 27-spline, Standard Ring Gear Rotation, Chrysler 8.25 in., Set
Part Number: SPZ-36010
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
11.5AAM GM & Chrysler (fits All Years) UNIVERSAL standard Open spider gear kit.
Part Number: SPZ-39020
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
USA Standard Gear open spider gear set for Chrysler 8.25", 29 spline
Part Number: SPZ-39003
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
RING AND PINION GEARS, USA Standard ring & pinion sets
Part Number: SPZ-36328
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
RING AND PINION GEAR
Part Number: SPZ-36351
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
INSTALLATION KIT
Part Number: SPZ-37121
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
USA Standard Gear Master Overhaul Kit for Chrysler 8.25" with Metric Ring Gear Bolts
Part Number: SPZ-37151
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
USA Standard Ring & Pinion gear set for '11 & up Chrysler 9.25 ZF in a 3.21 ratio
Part Number: SPZ-36419
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Ring and Pinion Gears, 4.56:1 Ratio, 30-spline, Standard Rotation, Chrysler 10.5 in., Dodge, Ram, Rear, Set
Part Number: SPZ-36352
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Ring and Pinion Gears,USA Standard ZF 9.25" CHRYSLER, 3.21 Ratio Rear Ring & Pinion GearInstall Kit Axle Bearings & Seals
Part Number: SPZ-10793
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Ring and Pinion Gears,USA Standard ZF 9.25" CHRYSLER, 3.21 Ratio Rear Ring & Pinion Gearand Axle Bearings & Seals
Part Number: SPZ-10796
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
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